diff --git a/rhodecode/lib/vcs/utils/helpers.py b/rhodecode/lib/vcs/utils/helpers.py
--- a/rhodecode/lib/vcs/utils/helpers.py
+++ b/rhodecode/lib/vcs/utils/helpers.py
@@ -50,7 +50,7 @@ def get_scm(path, search_up=False, expli
             if scm[0] == explicit_alias:
                 return scm
         raise VCSError('More than one [%s] scm found at given path %s'
-                       % (','.join((x[0] for x in found_scms)), path))
+                       % (', '.join((x[0] for x in found_scms)), path))
 
     if len(found_scms) is 0:
         raise VCSError('No scm found at given path %s' % path)